GarrettCom Quad Manual De Usuario

Magnum Quad-Series Fiber Switches 

Installation and User Guide (06/03) 

An address-aging algorithm causes least-used addresses to fall out in favor of 

new frequently-used addresses.  To reset the address buffer, cycle power down-and-up.

  

PWR          :  Power LED, ON when external power is applied to the unit.  
LK             :   Steady ON, L
ACT          :  ON with port activity

 

ink status for 10 Mbps and 100Mbps operation.   

 for 10 Mbps and 100Mbps operation.  

 

Half duplex LED,  ON when the port is running full 

duplex, OFF for half duplex.  

  

 

to 10/100

her 

connect t

 

repeater 

 

noting Po t 1’s LK (li

ich is illuminated when a proper link is made. 

 

 

agnum Quad-Series Fast Ethernet copper ports can be set for either fixed 

100Mb speed or for 10/100 F/H N-way auto-negotiation per the IEEE802.3u standard. 

The selec

ia an internal jumper (see Section 3.4 for jumper-setting 

ory default setting is for auto-negotiation.  At 100Mb-fixed speed, 

lf- or full-duplex mode by internal jumpers for each RJ-45 port 

One frequently-used application for the Magnum Quad-Switch copper ports is 

to connec

dia 

F/H            :  Full / 

100/10        : Speed LED, ON when the speed is 100Mbps , OFF when the   

speed is 10 Mbps  

Manual Switches for Up-link push-button, for RJ-45 quad-port  
only 

1                2                3                 4

x

The module has a manual Up-link push-button, located on the front panel next

Mb RJ-45 Quad-port # 1 which it controls.  It enables the port’s cable to eit

o a user station node (push in) or to be cascaded (push out) to a 10/100Mb

or switching hub in the network. Verify proper Up-link push-button position by

nk) LED status, wh

r

 4.4 

Auto-negotiation, for Fast Ethernet copper ports 

The M

tion is made v

instructions).  The fact

the user may select ha

separately.  

t one of them using a fiber media converter to another Switch in the network 

backbone, or to some other remote 100Mb device.  In this case, it is desirable to operate 

the fiber link at 100Mb speed, and at either half- or full duplex mode depending on the 

capabilities of the remote device.  Standard commercially-available Fast Ethernet me

 

31 

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